Trail Running calendar near Naturita 2026-2027

A non-profit 15-mile trail race on August 1, 2026 near Hesperus, Colorado, climbing 3,100 ft to 12,200 ft at Kennebec Pass with views of the Animas and Dolores valleys. Proceeds benefit La Plata County Search & Rescue.

A self guided 100 Miler around Lake City, CO that requires visiting 24 proof points and checkpoints in order. The course is unmarked and unsupported and must be completed within 48 hours.

An alpine ultramarathon in the La Sal Mountains offering 100 mile, 50 mile and 50K courses. The 100 mile route averages above 8,700 ft elevation with roughly 24,000 ft of ascent and descent.

A high altitude 100 mile mountain ultramarathon near Durango, Colorado on August 14, 2026. The course runs above 10,000 feet with about 19,000 feet of climbing and a 38 hour cutoff.

A technical mountain race above Telluride, Colorado, offering five routes from a hill climb to 65 miles, with high-altitude ridgelines and rocky, exposed terrain; intended for experienced mountain runners.

A 50 mile mountain ultramarathon in Ouray, Colorado with 23,582 feet of ascent on technical high elevation trails. Runners must meet a volunteer service requirement or pay a $100 opt-out; SPOT tracking and drug-tested cash prizes.

A demanding 17.1 mile mountain trail race connecting Ouray and Telluride over the high altitude Imogene Pass. This event features steep rocky terrain and strict cutoffs for prepared athletes.

Experience three days of trail running through the iconic red rocks of Moab. This festival features daily races, on site camping, and community activities set against the stunning backdrop of the American Southwest.

A 13-mile mountain trail run in Ouray, Colorado, starting and finishing at Fellin Park. The event is a fundraiser for the Ouray School, is intended to be cupless with three water stations, and offers awards for top finishers.

A 5k fundraiser in Telluride that benefits the Telluride Adaptive Sports Program in remembrance of Felix Snow. The course starts and ends at Elks Park and the event includes post-race live music, free beer and yoga.

A roughly 13 mile trail half marathon near Telluride, Colorado, following Last Dollar Road into aspen woods along Deep Creek and returning to town, with a five hour cutoff and bib pickup options on the Friday before and race morning.

Experience the stunning red rock canyons and desert meadows of Moab in a trail event featuring 15k, half marathon, marathon, and 50k distances with free on site camping.

Experience a point to point trail marathon through the golden aspen forests of Western Colorado. Run or hike over technical mountain passes to support local youth outdoor scholarships in this scenic backcountry challenge.

An inaugural Backyard ultra in Grand Valley, Colorado on October 3, 2026. Runners complete 4.17 miles each hour until one remains, with distance-specific buckles and awards for last male and female standing.

A 241.8 mile ultramarathon around Moab, Utah that crosses desert, canyons, slickrock and two mountain ranges. The course totals 31,892 feet of ascent and descent, has a 112 hour cutoff and 15 aid stations including five sleep stations.

Experience the desert landscape of Moab with trail races ranging from 15K to 100K. This cup less event features technical terrain and stunning views of sandstone domes and the La Sal Mountains.

Experience the high desert of Fruita at the Kessel Run Ultra. Choose from five trail distances ranging from 10 to 50 miles featuring world class singletrack and views of the San Juan Mountains.

Experience the canyons of Moab with a trail marathon or half marathon across rugged Utah terrain. This event hosts national championships and includes a t-shirt, finisher medal, and post-race food for all participants.

Dead Horse Ultra is a Moab trail race on November 14, 2026 offering 15K, 30K, 50K and 50 mile courses that use the Magnificent Seven trails and feature technical slickrock, rocky climbs, and views of Arches National Park.

A winter trail event in Moab, Utah on January 30, 2027 offering 50 mile, 50K, half marathon, and 9K courses along Arches National Park and slickrock terrain. The event uses cupless aid stations with water dispensers.